JPH0731430Y2 - Escussion material - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to an escutcheon member used in an on-vehicle audio device or the like.

[Prior Art] Generally, as an escutcheon member used in an in-vehicle audio device or the like, ones shown in FIGS. 4 to 6 are known. That is, the front panel 1 constituting the escutcheon member has a cassette insertion opening 3 having a guide portion 2 inclined inward and a button mounting hole 4, and a dustproof door 5 is arranged in the cassette insertion opening 3. ing. Further, the dustproof door 5 is provided with door shafts 6a and 6b on both lower sides thereof, and a cutout portion 8 is formed in an upper portion of one of the door shafts 6a. Then, a door spring 9 is inserted into the door shaft 6a and the notch portion 8 and is formed close to the rear side of the cassette insertion opening 3 provided in the front panel 1 as shown in FIG. Made hole 10
It is installed inside. On the other hand, the door shaft 6b is fitted into a groove 11 provided on the rear surface side of the cassette insertion port 3 at a position facing the hole 10 and fixed by heat welding. Further, on the rear surface side of the front panel 1 configured as described above, the plate switch 12, the acrylic illumination parts 13, the printed circuit board 14 on which the light source is arranged, and the back plate 15 are sequentially stacked, and the front panel 1 is formed. Various operation buttons 16 are attached to the button mounting holes 4 from the back surface of the front panel 1 by being screwed.

[Problems to be Solved by the Invention] The conventional escutcheon member thus configured has the following problems to be solved. That is,
The various operation buttons 16 are mounted from the rear of the front panel, and the dustproof door 5 is attached to the rear inclined surface of the front panel 1 using a door spring and then fixed by heat welding.
Other members are sequentially attached from the rear side of the front panel and then screwed, but since the front panel 1 has an inclined surface, the workability is extremely poor and the assembly process of the escutcheon member is complicated.

Further, depending on the installation condition of the console of the vehicle, it is necessary to take waterproof measures, but in the conventional escutcheon member having the above-mentioned configuration, the cassette insertion port 3 and the button mounting hole 4 formed in the front panel 1 and the like. Water has invaded from the inside, and the switch pressing portion 16a formed on the back side of the button 16, the plate switch 12, and the printed circuit board 14
It also had the drawback that it would not work.

An object of the present invention is to solve the above-mentioned problems of the conventional escutcheon member, improve the stability and workability in mounting work, and provide a high quality and highly reliable escutcheon member. .

[Means for Solving the Problems] The escutcheon member of the present invention is a hollow mold chassis composed of a front panel provided on the front of an electronic device and a rigid synthetic resin molded product attached to the back of the front panel. And an escutcheon member for an electronic device including a circuit component for operating the electronic device, the first plate body having the mold chassis provided along the back surface of the front panel, and the first plate body. A second plate body which is foldable and integrally attached to the first plate body while maintaining a predetermined angle, and the first plate body and the second plate body which are bent while maintaining these angles. It is characterized in that a circuit component is sandwiched in a hollow portion between the plate member and the plate member.

[Operation] According to the escutcheon member of the present invention, circuit components such as a plate switch, an illumination part, and a part for button illumination are sandwiched and bent between two integrally formed plate bodies, which have one rigidity. By mounting it on the front panel as an integrated unit product, the assembly process of the escutcheon member can be greatly simplified.
That is, not only simple circuit sheets and printed circuit boards, but also operation buttons, light guide members for illumination (called illumination parts), and lighting LE for
D, etc. is a three-dimensional member with a considerable volume compared to the thickness of the front panel. According to the present invention, the first plate member and the second plate member are formed into an integral member that can be folded in two. Further, the first plate member and the second plate member are not simply folded in two but have a predetermined angle so that a hollow portion can be formed therebetween. It has a feature that it is placed with. As a result, according to the present invention, the three-dimensional circuit components can be collectively housed and handled inside the rigid mold part composed of the first and second plates.
The circuit component can be set accurately and easily at a predetermined position on the front panel.

[Embodiment] An embodiment of the escutcheon member of the present invention will be described below with reference to FIGS. 1 to 3. The same members as those of the conventional type shown in FIGS. 4 to 6 are designated by the same reference numerals, and the description thereof will be omitted.

In this embodiment, as shown in FIGS. 1 and 2,
Engagement holes 22a, 22b are formed in the upper and lower surfaces of the front panel 21, and the mold chassis 23 is attached from the rear surface side thereof.
Further, as is clear from its name, the molded chassis 23 is formed by integrally molding two parts of a first and second plate bodies 23a, 23b made of a rigid synthetic resin molded product,
It is configured to be bent and attached in the direction of the arrow in the drawing during assembly. That is, the first panel disposed on the front panel 21 side
An opening 24 communicating with the cassette insertion opening 3 formed in the front panel 21 is formed in the plate body 23a of the front panel 21, various operation buttons 25 are arranged below and beside the opening 24, and an upper end is formed at the upper end. Engagement protrusions 26 are formed. A rib 25c is formed on the mounting portion of the operation button 25 at the periphery of the insertion hole 25b into which the switch pressing portion 25a is inserted.

On the other hand, the second plate 23b integrally formed on the upper side of the first plate 23a has engaging protrusions 27a and 27b formed at the upper and lower ends thereof, and a cassette formed on the front panel 21. An opening 28 communicating with the insertion port 3 is formed. In the vicinity of the opening 28, a projection that serves as a stopper for the dustproof door 30 arranged at the cassette insertion port in the completed assembly state.
29 are provided. Further, the dustproof door 30 is a link member.
It is attached to the opening 24 of the molded chassis 23 by a 31 and a spring 32 so as to be openable and closable from the front.
Further, in the hollow portion formed between the first plate body 23a and the second plate body 23b bent at a predetermined angle, a plate switch 33, an illumination part 34, and a button lighting part 35 are provided.
Are sequentially stacked and stored, and the whole is integrated,
It is mounted on the back side of the front panel 21 by a mounting screw 36 for fixing the molded chassis.

In the escutcheon member of this embodiment configured as described above, various components are assembled as described below. That is, various operation buttons 25 and dustproof doors 30 are attached from the front surface of the first plate body 23a constituting the molded chassis 23, and plate switches 33, illumination parts 34, and button lighting parts 35 are sequentially attached from the rear surface side. After that, by bending the second plate 23b integrally formed with the first plate 23a to the back side, the plate switch
33, illuminator parts 34, and button lighting part 35 are both plate bodies 23a,
It is sandwiched between 23b. In this way the molded chassis 23
Each component integrated with is attached from the back side of the front panel 21 by the attachment screw 36.

As described above, according to the escutcheon member of the present embodiment, the dustproof door can be attached from the front surface of the mold chassis, which was difficult to attach to the inclined surface from the rear surface.
Workability is greatly improved. Further, as shown in FIG. 3, by forming the ribs 25c on the periphery of the button insertion hole 25b, it is possible to prevent water from entering the button insertion hole 25b, and further, inside the front panel 21, Since the first plate 23a is provided, it is possible to prevent water from entering through the cassette insertion port 3 and improve reliability. In addition, since all the components are housed between the first plate 23a and the second plate 23b that form the molded chassis and can be mounted on the front panel 21 in an integrated state, the assembling process can be greatly performed. It is simplified to.

[Effects of the Invention] As described above, according to the present invention, each component is housed and integrated between the first plate and the second plate, and the components are attached to the front panel. It is possible to provide a high quality and highly reliable escutcheon member by improving stability and workability in mounting work.

[Brief description of drawings]

1 is an exploded perspective view showing an embodiment of the escutcheon member of the present invention, FIG. 2 is a sectional view showing an assembled state of the escutcheon member of the present invention, and FIG. 3 is a case where the escutcheon member of the present invention is used. FIG. 4 is a perspective view showing a waterproof effect, FIG. 4 is an exploded perspective view showing an example of a conventional escutcheon member, FIG. 5 is an enlarged perspective view showing a mounting portion of the dustproof door of FIG. 4, and FIG. FIG. 1 ... Front panel, 2 ... Guide part, 3 ... Cassette insertion port, 4 ... Button mounting hole, 5 ... Dust-proof door, 6 ... Door shaft, 8 ... Notch part, 9 ... Door spring ,
10 …… hole, 11 …… groove, 12 …… plate switch, 13 ……
Illuminated parts, 14 ... Printed circuit board, 15 ... Back board,
16 ... Button, 16a ... Switch pressing part, 21 ... Front panel, 22 ... Engagement hole, 23 ... Mold chassis, 23a ...
... first plate, 23b ... second plate, 24 ... opening, 25
...... Buttons, 26, 27a, 27b …… Engagement protrusions, 28 …… Openings,
29 …… Projection, 30 …… Dustproof door, 31 …… Link member, 32…
… Door springs, 33 …… plate switches, 34 …… illumination parts, 35 …… button lighting parts.

Claims (1)

[Scope of utility model registration request] 1. A front panel provided on the front of an electronic device, a hollow molded chassis made of a rigid synthetic resin molded product attached to the back of the front panel, and a circuit component for operating the electronic device. An escutcheon member for an electronic device, comprising: a first plate body in which the mold chassis is provided along a rear surface of a front panel; and a foldable relative to the first plate body. A second plate body integrally attached to the second plate body while maintaining a predetermined angle, and a circuit is provided in a hollow portion between the first plate body and the second plate body that are bent while maintaining these angles. An escutcheon member in which parts are sandwiched.